2012 Mercedes-Benz C 2.1L Diesel · LS62 LNZ

The Mercedes-Benz C-class in question presents a stable roadworthiness record over the past year, with only two MOT tests conducted within the last twelve months—both at near-identical mileages of 289,284 and 289,394 miles. The most recent test, dated May 2025, passed without defects, suggesting no immediate critical failures. However, the back-to-back tests in early May 2025—one passing and one failing—are unusual and warrant closer scrutiny. Such a pattern often indicates a minor oversight, possibly a procedural error or an issue just outside the tester’s threshold for failure, rather than a recurring mechanical problem. The absence of defects in all prior tests, including those in September 2024, January 2024, and May 2023, implies the vehicle has been maintained to meet basic MOT standards, though the lack of advisories raises questions about whether minor wear items have been addressed proactively. The mileage accumulation is aggressive for a vehicle of this age, averaging roughly 20,671 miles per year over its 14-year lifespan. The gap between the September 2024 test (270,802 miles) and the January 2025 test (249,929 miles) is particularly striking—a drop of over 20,000 miles in just four months, which is statistically implausible without a reset or error in recording. Assuming the figures are accurate, this suggests either a significant period of disuse or, more likely, a mileage discrepancy. The rapid climb from 249,929 miles in January 2025 to 289,394 miles by May 2025—an increase of nearly 40,000 miles in just five months—further supports the likelihood of high usage or potential odometer manipulation. For a vehicle of this age and mileage, such figures demand verification, as they imply either exceptional wear on high-stress components or an unreported history of heavy use. Given the clean MOT history, a prospective buyer should prioritise a thorough inspection of high-wear systems that are not routinely checked under the MOT. The suspension—particularly the coil springs, anti-roll bars, and bushings—should be scrutinised for fatigue cracks or excessive play, given the elevated mileage. While no brake-related defects have been recorded, the binding issue hinted at by the failed test in May 2025 (even if no specific fault was logged) suggests a need to check for uneven pad wear, seized calipers, or warped discs. Structural integrity is another key concern; despite the absence of corrosion advisories, hidden rust in wheel arches, sills, or subframe mounts can develop silently in a high-mileage Mercedes. The exhaust system, though not flagged, should be inspected for leaks or broken stays, as these often fail under heavy use. Finally, the drivetrain—particularly the differentials, driveshafts, and timing belt (if applicable)—would benefit from a professional assessment, as these components are prone to failure in vehicles with this level of mileage.